#242CA7#242CA7

#242CA7 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.5% C 0.192 H 270.5°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#242CA7
RGB	rgb(36, 44, 167)
HSL	hsl(236, 65%, 40%)
HSV	hsv(236, 78%, 65%)
CMYK	cmyk(78.4%, 73.7%, 0%, 34.5%)
CIE-LAB	lab(26.64, 40.70, -66.13)
CIE-LCH	lch(26.64, 77.65, 301.61°)
OKLab	oklab(38.46% 0.0016 -0.1915)
OKLCH	oklch(38.46% 0.192 270.5)
XYZ	xyz(8.6009, 4.9655, 37.0569)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242CA7 #A79F24

analogous

#246DA7 #242CA7 #5E24A7

triadic

#242CA7 #A7242C #2CA724

tetradic

#242CA7 #A7246D #A79F24 #24A75E

square

#242CA7 #A7246D #A79F24 #24A75E

split-complementary

#242CA7 #A75E24 #6DA724

monochromatic

#0E1142 #191F75 #242CA7 #353ED3 #676EDE

Accessibility & contrast

On white

10.54

#242CA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#242CA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242CA7

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242CA7	#FFFFFF	#000000	##FFFFFF
##242CA7	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AB

Deuteranopia (green-blind)

#0038A5

Tritanopia (blue-blind)

#004F67

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #242ca7;
/* rgb */ color: rgb(36, 44, 167);
/* oklch */ color: oklch(38.5% 0.192 270.5);

Tailwind

colors: {
  custom: {
    50: '#7666c2',
    500: '#242ca7',
    950: '#000000',
  },
}

SCSS

$custom: #242ca7;
$custom-light: #7666c2;
$custom-dark: #000000;

JSON

{
  "hex": "#242ca7",
  "rgb": {
    "r": 36,
    "g": 44,
    "b": 167
  },
  "hsl": {
    "h": 236.336,
    "s": 64.532,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38455,
    "c": 0.1915,
    "h": 270.5
  },
  "luminance": 0.04966
}

Semantic roles & 50–950 ramp

primary

#242CA7

secondary

#C4BE63

accent

#DD40E8

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #242CA7

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →